/**
 * Copyright (c) 2012-2017, www.tinygroup.org (luo_guo@icloud.com).
 * <p>
 * Licensed under the GPL, Version 3.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.gnu.org/licenses/gpl.html
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.tinygroup.flowbasiccomponent;

import org.tinygroup.commons.tools.StringUtil;
import org.tinygroup.context.Context;
import org.tinygroup.flow.ComponentInterface;
import org.tinygroup.logger.LogLevel;
import org.tinygroup.logger.Logger;
import org.tinygroup.logger.LoggerFactory;

public class KeyChange implements ComponentInterface {
    private static final Logger LOGGER = LoggerFactory.getLogger(KeyChange.class);
    // key1:value1,key2:value2,key3:value3
    private String keyValues;
    private boolean replaceModel;//如果为true，则移除原key

    public String getKeyValues() {
        return keyValues;
    }

    public void setKeyValues(String keyValues) {
        this.keyValues = keyValues;
    }

    public void execute(Context context) {
        if (!StringUtil.isBlank(keyValues)) {
            String[] array = keyValues.split(",");
            for (String s : array) {
                String[] keyvalue = s.split(":");
                if (keyvalue.length == 2) {
                    context.put(keyvalue[1], context.get(keyvalue[0]));
                    if (replaceModel)
                        context.remove(keyvalue[0]);
                }
            }
        } else {
            LOGGER.logMessage(LogLevel.WARN, "keyValues为空");
        }
    }

}
